platform: msm_shared: use only single pipe for EDP
platform: msm_shared: use only single pipe for EDP

The default resolution on the EDP panel can be supported
using a single pipe. This will align the LK code with the
kernel settings and help in supporting continuous splash
screen.

Change-Id: I55878763447d5c22071ac731301a9bd39806a345

jsr-d10/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,efidroid/lk,jsr-d10/android_bootable_bootloader_lk,Foxda-Tech/argo8-bootable-bootloader-lk,Foxda-Tech/argo8-bootable-bootloader-lk,M1cha/lktris,detule/lk-g2-spr,M1cha/android_bootable_bootloader_lk,Foxda-Tech/polaris-bootable-bootloader-lk,M1cha/android_bootable_bootloader_lk,Foxda-Tech/argo8-bootable-bootloader-lk,jsr-d10/android_bootable_bootloader_lk,detule/lk-g2-spr,CanarySolutions/little-kernel,detule/lk-g2-spr,CanarySolutions/little-kernel,jsr-d10/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,Foxda-Tech/argo8-bootable-bootloader-lk,detule/lk-g2-spr,M1cha/android_bootable_bootloader_lk,efidroid/lk,detule/lk-g2-spr,M1cha/lktris,jsr-d10/android_bootable_bootloader_lk,Foxda-Tech/polaris-bootable-bootloader-lk,Foxda-Tech/polaris-bootable-bootloader-lk,M1cha/android_bootable_bootloader_lk,Foxda-Tech/argo8-bootable-bootloader-lk,M1cha/lktris,CanarySolutions/little-kernel,CanarySolutions/little-kernel,efidroid/lk,M1cha/lktris,Foxda-Tech/polaris-bootable-bootloader-lk,efidroid/lk,CanarySolutions/little-kernel,Foxda-Tech/polaris-bootable-bootloader-lk,efidroid/lk,M1cha/lktris